refactor apps and separate disko disks

format-root app still not working

apps/default.nix

@@ -1,45 +1,19 @@
 { pkgs, ... }: rec {
 
-  default = {
-    type = "app";
-    program = builtins.toString (pkgs.writeShellScript "default" ''
-      ${pkgs.gum}/bin/gum style --margin "1 2" --padding "0 2" --foreground "15" --background "55" "Options"
-      ${pkgs.gum}/bin/gum format --type=template -- '  {{ Italic "Run with" }} {{ Color "15" "69" " nix run github:nmasur/dotfiles#" }}{{ Color "15" "62" "someoption" }}{{ Color "15" "69" " " }}.'
-      echo ""
-      echo ""
-      ${pkgs.gum}/bin/gum format --type=template -- \
-          '  • {{ Color "15" "57" " readme " }} {{ Italic "Documentation for this repository." }}' \
-          '  • {{ Color "15" "57" " rebuild " }} {{ Italic "Switch to this configuration." }}' \
-          '  • {{ Color "15" "57" " installer " }} {{ Italic "Format and install from nothing." }}' \
-          '  • {{ Color "15" "57" " neovim " }} {{ Italic "Test out the Neovim package." }}' \
-          '  • {{ Color "15" "57" " loadkey " }} {{ Italic "Load an ssh key for this machine using melt." }}' \
-          '  • {{ Color "15" "57" " encrypt-secret " }} {{ Italic "Encrypt a secret for all machines." }}' \
-          '  • {{ Color "15" "57" " reencrypt-secrets " }} {{ Italic "Reencrypt all secrets when new machine is added." }}' \
-          '  • {{ Color "15" "57" " netdata " }} {{ Italic "Connect a machine to Netdata cloud." }}'
-      echo ""
-      echo ""
-    '');
-  };
+  # Show quick helper
+  default = import ./help.nix { inherit pkgs; };
 
-  # Format and install from nothing
+  # Format primary disk
+  format-root = import ./format-root.nix { inherit pkgs; };
+
+  # Format and install from nothing (deprecated)
   installer = import ./installer.nix { inherit pkgs; };
 
   # Display the readme for this repository
   readme = import ./readme.nix { inherit pkgs; };
 
   # Rebuild
-  rebuild = {
-    type = "app";
-    program = builtins.toString (pkgs.writeShellScript "rebuild" ''
-      echo ${pkgs.system}
-      SYSTEM=${if pkgs.stdenv.isDarwin then "darwin" else "linux"}
-      if [ "$SYSTEM" == "darwin" ]; then
-          darwin-rebuild switch --flake github:nmasur/dotfiles#lookingglass
-      else
-          nixos-rebuild switch --flake github:nmasur/dotfiles
-      fi
-    '');
-  };
+  rebuild = import ./rebuild.nix { inherit pkgs; };
 
   # Load the SSH key for this machine
   loadkey = import ./loadkey.nix { inherit pkgs; };
@@ -54,17 +28,7 @@
   netdata = import ./netdata-cloud.nix { inherit pkgs; };
 
   # Run neovim as an app
-  neovim = {
-    type = "app";
-    program = "${
-        (import ../modules/common/neovim/package {
-          inherit pkgs;
-          colors =
-            import ../colorscheme/gruvbox/neovim-gruvbox.nix { inherit pkgs; };
-        })
-      }/bin/nvim";
-  };
-
+  neovim = import ./neovim.nix { inherit pkgs; };
   nvim = neovim;
 
 }

apps/format-root.nix

@@ -0,0 +1,39 @@
+{ pkgs, ... }: {
+
+  # This script will partition and format drives; use at your own risk!
+
+  type = "app";
+
+  program = builtins.toString (pkgs.writeShellScript "format-root" ''
+    set -e
+
+    DISK=$1
+
+    if [ -z "''${DISK}" ]; then
+        ${pkgs.gum}/bin/gum style --width 50 --margin "1 2" --padding "2 4" \
+            --foreground "#fb4934" \
+            "Missing required parameter." \
+            "Usage: format-root -- <disk>" \
+            "Flake example: nix run github:nmasur/dotfiles#format-root -- nvme0n1"
+        echo "(exiting)"
+        exit 1
+    fi
+
+    ${pkgs.disko-packaged}/bin/disko \
+        --mode create \
+        --dry-run \
+        --flake "path:$(pwd)#root" \
+        --arg disks '[ "/dev/$DISK" ]'
+
+    ${pkgs.gum}/bin/gum confirm \
+        "This will ERASE ALL DATA on the disk /dev/''${DISK}. Are you sure you want to continue?" \
+        --default=false
+
+    ${pkgs.disko-packaged}/bin/disko \
+        --mode create \
+        --flake "path:$(pwd)#root" \
+        --arg disks '[ '"/dev/$DISK"' ]'
+
+  '');
+
+}

apps/help.nix

@@ -0,0 +1,23 @@
+{ pkgs, ... }: {
+
+  type = "app";
+
+  program = builtins.toString (pkgs.writeShellScript "default" ''
+    ${pkgs.gum}/bin/gum style --margin "1 2" --padding "0 2" --foreground "15" --background "55" "Options"
+    ${pkgs.gum}/bin/gum format --type=template -- '  {{ Italic "Run with" }} {{ Color "15" "69" " nix run github:nmasur/dotfiles#" }}{{ Color "15" "62" "someoption" }}{{ Color "15" "69" " " }}.'
+    echo ""
+    echo ""
+    ${pkgs.gum}/bin/gum format --type=template -- \
+        '  • {{ Color "15" "57" " readme " }} {{ Italic "Documentation for this repository." }}' \
+        '  • {{ Color "15" "57" " rebuild " }} {{ Italic "Switch to this configuration." }}' \
+        '  • {{ Color "15" "57" " installer " }} {{ Italic "Format and install from nothing." }}' \
+        '  • {{ Color "15" "57" " neovim " }} {{ Italic "Test out the Neovim package." }}' \
+        '  • {{ Color "15" "57" " loadkey " }} {{ Italic "Load an ssh key for this machine using melt." }}' \
+        '  • {{ Color "15" "57" " encrypt-secret " }} {{ Italic "Encrypt a secret for all machines." }}' \
+        '  • {{ Color "15" "57" " reencrypt-secrets " }} {{ Italic "Reencrypt all secrets when new machine is added." }}' \
+        '  • {{ Color "15" "57" " netdata " }} {{ Italic "Connect a machine to Netdata cloud." }}'
+    echo ""
+    echo ""
+  '');
+
+}

apps/neovim.nix

@@ -0,0 +1,13 @@
+{ pkgs, ... }: {
+
+  type = "app";
+
+  program = "${
+      (import ../modules/common/neovim/package {
+        inherit pkgs;
+        colors =
+          import ../colorscheme/gruvbox/neovim-gruvbox.nix { inherit pkgs; };
+      })
+    }/bin/nvim";
+
+}

apps/rebuild.nix

@@ -0,0 +1,15 @@
+{ pkgs, ... }: {
+
+  type = "app";
+
+  program = builtins.toString (pkgs.writeShellScript "rebuild" ''
+    echo ${pkgs.system}
+    SYSTEM=${if pkgs.stdenv.isDarwin then "darwin" else "linux"}
+    if [ "$SYSTEM" == "darwin" ]; then
+        darwin-rebuild switch --flake github:nmasur/dotfiles#lookingglass
+    else
+        nixos-rebuild switch --flake github:nmasur/dotfiles
+    fi
+  '');
+
+}

disks/root.nix

@@ -1,4 +1,4 @@
-{ disks, ... }: {
+{ disks ? [ ], ... }: {
   disk = {
     boot = {
       type = "disk";

flake.nix

@@ -152,10 +152,8 @@
           darwinConfigurations.lookingglass.config.home-manager.users."Noah.Masur".home;
       };
 
-      diskoConfigurations = {
-        root = import ./disks/root.nix;
-        swan = { ... }: (import ./hosts/swan/disks.nix { }).disko.devices;
-      };
+      # Disk formatting
+      diskoConfigurations = { root = import ./disks/root.nix; };
 
       # Package servers into images with a generator
       packages = forAllSystems (system: {
@@ -181,7 +179,15 @@
       });
 
       apps = forAllSystems (system:
-        let pkgs = import nixpkgs { inherit system overlays; };
+        let
+          pkgs = import nixpkgs {
+            inherit system;
+            overlays = overlays ++ [
+              (final: prev: {
+                disko-packaged = inputs.disko.packages.${system}.disko;
+              })
+            ];
+          };
         in import ./apps { inherit pkgs; });
 
       devShells = forAllSystems (system:

hosts/swan/default.nix

@@ -10,7 +10,6 @@ nixpkgs.lib.nixosSystem {
   specialArgs = { };
   modules = [
     ./hardware-configuration.nix
-    ./disks.nix
     ../../modules/common
     ../../modules/nixos
     (removeAttrs globals [ "mail.server" ])
@@ -21,6 +20,12 @@ nixpkgs.lib.nixosSystem {
       server = true;
       zfs.enable = true;
 
+      disko = {
+        enableConfig = true;
+        devices.disks =
+          import ../../disks/root.nix { disks = [ "/dev/nvme0n1" ]; };
+      };
+
       # head -c 8 /etc/machine-id
       networking.hostId = "600279f4"; # Random ID required for ZFS
 

hosts/swan/hardware-configuration.nix

@@ -12,15 +12,15 @@
   boot.kernelModules = [ "kvm-intel" ];
   boot.extraModulePackages = [ ];
 
-  fileSystems."/" = {
-    device = "/dev/disk/by-label/nixos";
-    fsType = "ext4";
-  };
-
-  fileSystems."/boot" = {
-    device = "/dev/disk/by-label/boot";
-    fsType = "vfat";
-  };
+  # fileSystems."/" = {
+  #   device = "/dev/disk/by-label/nixos";
+  #   fsType = "ext4";
+  # };
+  #
+  # fileSystems."/boot" = {
+  #   device = "/dev/disk/by-label/boot";
+  #   fsType = "vfat";
+  # };
 
   swapDevices = [ ];